On Fri, Oct 18, 2019 at 02:40:41PM +0200, Michal Privoznik wrote:
These functions don't really abort() on OOM. The fix was merged upstream, but not in the minimal version we require. Provide our own implementation which can be removed once we bump the minimal version. Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx> --- Diff to v3: - fixed infinite recursion src/internal.h | 1 + src/libvirt_private.syms | 5 ++++ src/util/Makefile.inc.am | 2 ++ src/util/glibcompat.c | 51 ++++++++++++++++++++++++++++++++++++++++ src/util/glibcompat.h | 31 ++++++++++++++++++++++++ 5 files changed, 90 insertions(+) create mode 100644 src/util/glibcompat.c create mode 100644 src/util/glibcompat.h diff --git a/src/internal.h b/src/internal.h index fb17b87baa..5b0a2335f5 100644 --- a/src/internal.h +++ b/src/internal.h @@ -64,6 +64,7 @@ #include "libvirt/virterror.h" #include "c-strcase.h" +#include "glibcompat.h" /* Merely casting to (void) is not sufficient since the * introduction of the "warn_unused_result" attribute diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index 0da02bb8bd..206295bef0 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -1485,6 +1485,11 @@ virSecurityManagerTransactionStart; virSecurityManagerVerify; +# util/glibcompat.h +vir_g_strdup_printf; +vir_g_strdup_vprintf; + + # util/viralloc.h virAlloc; virAllocN; diff --git a/src/util/Makefile.inc.am b/src/util/Makefile.inc.am index 705b93c93c..d8c8e61c4b 100644 --- a/src/util/Makefile.inc.am +++ b/src/util/Makefile.inc.am @@ -3,6 +3,8 @@ # These files are not related to driver APIs. Simply generic # helper APIs for various purposes UTIL_SOURCES = \ + util/glibcompat.c \ + util/glibcompat.h \ util/viralloc.c \ util/viralloc.h \ util/virarch.c \ diff --git a/src/util/glibcompat.c b/src/util/glibcompat.c new file mode 100644 index 0000000000..5c50153efe --- /dev/null +++ b/src/util/glibcompat.c @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2019 Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library. If not, see + * <http://www.gnu.org/licenses/>. + */ + +#include <config.h> + +#include "glibcompat.h" + +#undef g_strdup_printf +#undef g_strdup_vprintf + +/* Due to a bug in glib, g_strdup_printf() nor g_strdup_vprintf() + * abort on OOM. It's fixed in glib's upstream. Provide our own + * implementation until the fix get's distributed. */
*gets Also, please see https://www.redhat.com/archives/libvir-list/2019-October/msg01170.html before pushing Jano
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